TSTP Solution File: KRS117+1 by Faust---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Faust---1.0
% Problem  : KRS117+1 : TPTP v3.4.2. Released v3.1.0.
% Transfm  : none
% Format   : tptp
% Command  : faust %s

% Computer : art02.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 1003MB
% OS       : Linux 2.6.11-1.1369_FC4
% CPULimit : 600s
% DateTime : Wed May  6 13:28:03 EDT 2009

% Result   : Unsatisfiable 17.9s
% Output   : Refutation 17.9s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   51 (  14 unt;   0 def)
%            Number of atoms       :  133 (   0 equ)
%            Maximal formula atoms :   19 (   2 avg)
%            Number of connectives :  155 (  73   ~;  67   |;  15   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   14 (  12 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   1 con; 0-2 aty)
%            Number of variables   :   65 (   7 sgn  23   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Faust---1.0 format not known, defaulting to TPTP
fof(axiom_6,plain,
    ! [A,C] :
      ( ( cd(y_nn_1(A))
        | ~ ca_vx3(A) )
      & ( rinvf(A,y_nn_1(A))
        | ~ ca_vx3(A) )
      & ( ca_vx3(A)
        | ~ rinvf(A,C)
        | ~ cd(C) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171784440,plain,
    ( ca_vx3(A)
    | ~ rinvf(A,C)
    | ~ cd(C) ),
    inference(rewrite,[status(thm)],[axiom_6]),
    [] ).

fof(axiom_2,plain,
    ! [A,B,E] :
      ( ( ~ rinvr(A,B)
        | ca_vx3(B)
        | ~ cunsatisfiable(A) )
      & ( rinvf(A,y_nn_2(A,B))
        | ~ cunsatisfiable(A) )
      & ( cd(y_nn_2(A,B))
        | ~ cunsatisfiable(A) )
      & ( ccxcomp(A)
        | ~ cunsatisfiable(A) )
      & ( rinvr(A,y_nn_1(A,B))
        | ~ rinvf(A,E)
        | ~ cd(E)
        | ~ ccxcomp(A)
        | cunsatisfiable(A) )
      & ( ~ ca_vx3(y_nn_1(A,B))
        | ~ rinvf(A,E)
        | ~ cd(E)
        | ~ ccxcomp(A)
        | cunsatisfiable(A) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171688152,plain,
    ( cd(y_nn_2(A,B))
    | ~ cunsatisfiable(A) ),
    inference(rewrite,[status(thm)],[axiom_2]),
    [] ).

fof(axiom_11,plain,
    cunsatisfiable(i2003_11_14_17_21_37349),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171855160,plain,
    cunsatisfiable(i2003_11_14_17_21_37349),
    inference(rewrite,[status(thm)],[axiom_11]),
    [] ).

cnf(177120800,plain,
    cd(y_nn_2(i2003_11_14_17_21_37349,A)),
    inference(resolution,[status(thm)],[171688152,171855160]),
    [] ).

cnf(177282944,plain,
    ( ca_vx3(A)
    | ~ rinvf(A,y_nn_2(i2003_11_14_17_21_37349,C)) ),
    inference(resolution,[status(thm)],[171784440,177120800]),
    [] ).

cnf(171695344,plain,
    ( rinvf(A,y_nn_2(A,B))
    | ~ cunsatisfiable(A) ),
    inference(rewrite,[status(thm)],[axiom_2]),
    [] ).

cnf(177131032,plain,
    rinvf(i2003_11_14_17_21_37349,y_nn_2(i2003_11_14_17_21_37349,A)),
    inference(resolution,[status(thm)],[171695344,171855160]),
    [] ).

cnf(177418240,plain,
    ca_vx3(i2003_11_14_17_21_37349),
    inference(resolution,[status(thm)],[177282944,177131032]),
    [] ).

cnf(171708280,plain,
    ( ~ rinvr(A,B)
    | ca_vx3(B)
    | ~ cunsatisfiable(A) ),
    inference(rewrite,[status(thm)],[axiom_2]),
    [] ).

cnf(177165664,plain,
    ( ~ rinvr(i2003_11_14_17_21_37349,A)
    | ca_vx3(A) ),
    inference(resolution,[status(thm)],[171708280,171855160]),
    [] ).

fof(axiom_12,plain,
    ! [A,B] :
      ( ~ rf(A,B)
      | rr(A,B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171860552,plain,
    ( ~ rf(A,B)
    | rr(A,B) ),
    inference(rewrite,[status(thm)],[axiom_12]),
    [] ).

fof(axiom_9,plain,
    ! [A,B] :
      ( ( ~ rinvr(A,B)
        | rr(B,A) )
      & ( rinvr(A,B)
        | ~ rr(B,A) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171832560,plain,
    ( rinvr(A,B)
    | ~ rr(B,A) ),
    inference(rewrite,[status(thm)],[axiom_9]),
    [] ).

cnf(178577504,plain,
    ( ~ rf(A,B)
    | rinvr(B,A) ),
    inference(resolution,[status(thm)],[171860552,171832560]),
    [] ).

fof(axiom_8,plain,
    ! [A,B] :
      ( ( ~ rinvf(A,B)
        | rf(B,A) )
      & ( rinvf(A,B)
        | ~ rf(B,A) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171826872,plain,
    ( ~ rinvf(A,B)
    | rf(B,A) ),
    inference(rewrite,[status(thm)],[axiom_8]),
    [] ).

cnf(171790696,plain,
    ( rinvf(A,y_nn_1(A))
    | ~ ca_vx3(A) ),
    inference(rewrite,[status(thm)],[axiom_6]),
    [] ).

cnf(178547256,plain,
    ( rf(y_nn_1(A),A)
    | ~ ca_vx3(A) ),
    inference(resolution,[status(thm)],[171826872,171790696]),
    [] ).

cnf(178852912,plain,
    ( rinvr(A,y_nn_1(A))
    | ~ ca_vx3(A) ),
    inference(resolution,[status(thm)],[178577504,178547256]),
    [] ).

cnf(180258968,plain,
    ca_vx3(y_nn_1(i2003_11_14_17_21_37349)),
    inference(forward_subsumption_resolution__resolution,[status(thm)],[177418240,177165664,178852912]),
    [] ).

cnf(171801144,plain,
    ( cd(y_nn_1(A))
    | ~ ca_vx3(A) ),
    inference(rewrite,[status(thm)],[axiom_6]),
    [] ).

cnf(180283576,plain,
    cd(y_nn_1(y_nn_1(i2003_11_14_17_21_37349))),
    inference(resolution,[status(thm)],[180258968,171801144]),
    [] ).

fof(axiom_5,plain,
    ! [A,C] :
      ( ( cc(A)
        | ~ cd(A) )
      & ( rf(A,y_nn_1(A))
        | ~ cd(A) )
      & ( ccxcomp(y_nn_1(A))
        | ~ cd(A) )
      & ( cd(A)
        | ~ rf(A,C)
        | ~ ccxcomp(C)
        | ~ cc(A) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171765872,plain,
    ( rf(A,y_nn_1(A))
    | ~ cd(A) ),
    inference(rewrite,[status(thm)],[axiom_5]),
    [] ).

cnf(180393944,plain,
    rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)))),
    inference(resolution,[status(thm)],[180283576,171765872]),
    [] ).

fof(axiom_7,plain,
    ! [A,B,C] :
      ( ~ cowlthing(A)
      | ~ rf(A,B)
      | ~ rf(A,C)
      | $equal(C,B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

fof(axiom_0,plain,
    ! [A] :
      ( cowlthing(A)
      & ~ cowlnothing(A) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171623704,plain,
    cowlthing(A),
    inference(rewrite,[status(thm)],[axiom_0]),
    [] ).

cnf(171809944,plain,
    ( ~ rf(A,B)
    | ~ rf(A,C)
    | $equal(C,B) ),
    inference(rewrite__forward_subsumption_resolution,[status(thm)],[axiom_7,171623704]),
    [] ).

cnf(180350488,plain,
    rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),y_nn_1(i2003_11_14_17_21_37349)),
    inference(resolution,[status(thm)],[180258968,178547256]),
    [] ).

cnf(195123384,plain,
    ( ~ rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),A)
    | $equal(A,y_nn_1(i2003_11_14_17_21_37349)) ),
    inference(resolution,[status(thm)],[171809944,180350488]),
    [] ).

fof(cd_substitution_1,plain,
    ! [B,A] :
      ( ~ $equal(B,A)
      | ~ cd(A)
      | cd(B) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171501584,plain,
    ( ~ $equal(B,A)
    | ~ cd(A)
    | cd(B) ),
    inference(rewrite,[status(thm)],[cd_substitution_1]),
    [] ).

cnf(177446920,plain,
    cd(y_nn_1(i2003_11_14_17_21_37349)),
    inference(resolution,[status(thm)],[171801144,177418240]),
    [] ).

cnf(177517864,plain,
    ( ~ $equal(A,y_nn_1(i2003_11_14_17_21_37349))
    | cd(A) ),
    inference(resolution,[status(thm)],[171501584,177446920]),
    [] ).

fof(axiom_4,plain,
    ! [A,C] :
      ( ( ~ ccxcomp(A)
        | ra_px1(A,y0_nn_1(A)) )
      & ( ccxcomp(A)
        | ~ ra_px1(A,C) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171738856,plain,
    ( ~ ccxcomp(A)
    | ra_px1(A,y0_nn_1(A)) ),
    inference(rewrite,[status(thm)],[axiom_4]),
    [] ).

fof(axiom_3,plain,
    ! [A,B] :
      ( ( ~ cc(A)
        | ~ ra_px1(A,B) )
      & ( cc(A)
        | ra_px1(A,y(A,B)) ) ),
    file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),
    [] ).

cnf(171722600,plain,
    ( ~ cc(A)
    | ~ ra_px1(A,B) ),
    inference(rewrite,[status(thm)],[axiom_3]),
    [] ).

cnf(178238160,plain,
    ( ~ ccxcomp(A)
    | ~ cc(A) ),
    inference(resolution,[status(thm)],[171738856,171722600]),
    [] ).

cnf(171775432,plain,
    ( cc(A)
    | ~ cd(A) ),
    inference(rewrite,[status(thm)],[axiom_5]),
    [] ).

cnf(178311104,plain,
    ( ~ ccxcomp(A)
    | ~ cd(A) ),
    inference(resolution,[status(thm)],[178238160,171775432]),
    [] ).

cnf(171758712,plain,
    ( ccxcomp(y_nn_1(A))
    | ~ cd(A) ),
    inference(rewrite,[status(thm)],[axiom_5]),
    [] ).

cnf(178425688,plain,
    ( ~ cd(y_nn_1(A))
    | ~ cd(A) ),
    inference(resolution,[status(thm)],[178311104,171758712]),
    [] ).

cnf(180436040,plain,
    ~ cd(y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)))),
    inference(resolution,[status(thm)],[180283576,178425688]),
    [] ).

cnf(182097248,plain,
    ~ $equal(y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349))),y_nn_1(i2003_11_14_17_21_37349)),
    inference(resolution,[status(thm)],[177517864,180436040]),
    [] ).

cnf(contradiction,plain,
    $false,
    inference(forward_subsumption_resolution__resolution,[status(thm)],[180393944,195123384,182097248]),
    [] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% Proof found in: 18 seconds
% START OF PROOF SEQUENCE
% fof(axiom_6,plain,(((cd(y_nn_1(A))|~ca_vx3(A))&(rinvf(A,y_nn_1(A))|~ca_vx3(A))&(ca_vx3(A)|~rinvf(A,C)|~cd(C)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171784440,plain,(ca_vx3(A)|~rinvf(A,C)|~cd(C)),inference(rewrite,[status(thm)],[axiom_6]),[]).
% 
% fof(axiom_2,plain,(((~rinvr(A,B)|ca_vx3(B)|~cunsatisfiable(A))&(rinvf(A,y_nn_2(A,B))|~cunsatisfiable(A))&(cd(y_nn_2(A,B))|~cunsatisfiable(A))&(ccxcomp(A)|~cunsatisfiable(A))&(rinvr(A,y_nn_1(A,B))|~rinvf(A,E)|~cd(E)|~ccxcomp(A)|cunsatisfiable(A))&(~ca_vx3(y_nn_1(A,B))|~rinvf(A,E)|~cd(E)|~ccxcomp(A)|cunsatisfiable(A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171688152,plain,(cd(y_nn_2(A,B))|~cunsatisfiable(A)),inference(rewrite,[status(thm)],[axiom_2]),[]).
% 
% fof(axiom_11,plain,(cunsatisfiable(i2003_11_14_17_21_37349)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171855160,plain,(cunsatisfiable(i2003_11_14_17_21_37349)),inference(rewrite,[status(thm)],[axiom_11]),[]).
% 
% cnf(177120800,plain,(cd(y_nn_2(i2003_11_14_17_21_37349,A))),inference(resolution,[status(thm)],[171688152,171855160]),[]).
% 
% cnf(177282944,plain,(ca_vx3(A)|~rinvf(A,y_nn_2(i2003_11_14_17_21_37349,C))),inference(resolution,[status(thm)],[171784440,177120800]),[]).
% 
% cnf(171695344,plain,(rinvf(A,y_nn_2(A,B))|~cunsatisfiable(A)),inference(rewrite,[status(thm)],[axiom_2]),[]).
% 
% cnf(177131032,plain,(rinvf(i2003_11_14_17_21_37349,y_nn_2(i2003_11_14_17_21_37349,A))),inference(resolution,[status(thm)],[171695344,171855160]),[]).
% 
% cnf(177418240,plain,(ca_vx3(i2003_11_14_17_21_37349)),inference(resolution,[status(thm)],[177282944,177131032]),[]).
% 
% cnf(171708280,plain,(~rinvr(A,B)|ca_vx3(B)|~cunsatisfiable(A)),inference(rewrite,[status(thm)],[axiom_2]),[]).
% 
% cnf(177165664,plain,(~rinvr(i2003_11_14_17_21_37349,A)|ca_vx3(A)),inference(resolution,[status(thm)],[171708280,171855160]),[]).
% 
% fof(axiom_12,plain,(~rf(A,B)|rr(A,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171860552,plain,(~rf(A,B)|rr(A,B)),inference(rewrite,[status(thm)],[axiom_12]),[]).
% 
% fof(axiom_9,plain,(((~rinvr(A,B)|rr(B,A))&(rinvr(A,B)|~rr(B,A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171832560,plain,(rinvr(A,B)|~rr(B,A)),inference(rewrite,[status(thm)],[axiom_9]),[]).
% 
% cnf(178577504,plain,(~rf(A,B)|rinvr(B,A)),inference(resolution,[status(thm)],[171860552,171832560]),[]).
% 
% fof(axiom_8,plain,(((~rinvf(A,B)|rf(B,A))&(rinvf(A,B)|~rf(B,A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171826872,plain,(~rinvf(A,B)|rf(B,A)),inference(rewrite,[status(thm)],[axiom_8]),[]).
% 
% cnf(171790696,plain,(rinvf(A,y_nn_1(A))|~ca_vx3(A)),inference(rewrite,[status(thm)],[axiom_6]),[]).
% 
% cnf(178547256,plain,(rf(y_nn_1(A),A)|~ca_vx3(A)),inference(resolution,[status(thm)],[171826872,171790696]),[]).
% 
% cnf(178852912,plain,(rinvr(A,y_nn_1(A))|~ca_vx3(A)),inference(resolution,[status(thm)],[178577504,178547256]),[]).
% 
% cnf(180258968,plain,(ca_vx3(y_nn_1(i2003_11_14_17_21_37349))),inference(forward_subsumption_resolution__resolution,[status(thm)],[177418240,177165664,178852912]),[]).
% 
% cnf(171801144,plain,(cd(y_nn_1(A))|~ca_vx3(A)),inference(rewrite,[status(thm)],[axiom_6]),[]).
% 
% cnf(180283576,plain,(cd(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)))),inference(resolution,[status(thm)],[180258968,171801144]),[]).
% 
% fof(axiom_5,plain,(((cc(A)|~cd(A))&(rf(A,y_nn_1(A))|~cd(A))&(ccxcomp(y_nn_1(A))|~cd(A))&(cd(A)|~rf(A,C)|~ccxcomp(C)|~cc(A)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171765872,plain,(rf(A,y_nn_1(A))|~cd(A)),inference(rewrite,[status(thm)],[axiom_5]),[]).
% 
% cnf(180393944,plain,(rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349))))),inference(resolution,[status(thm)],[180283576,171765872]),[]).
% 
% fof(axiom_7,plain,(~cowlthing(A)|~rf(A,B)|~rf(A,C)|$equal(C,B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% fof(axiom_0,plain,((cowlthing(A)&~cowlnothing(A))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171623704,plain,(cowlthing(A)),inference(rewrite,[status(thm)],[axiom_0]),[]).
% 
% cnf(171809944,plain,(~rf(A,B)|~rf(A,C)|$equal(C,B)),inference(rewrite__forward_subsumption_resolution,[status(thm)],[axiom_7,171623704]),[]).
% 
% cnf(180350488,plain,(rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),y_nn_1(i2003_11_14_17_21_37349))),inference(resolution,[status(thm)],[180258968,178547256]),[]).
% 
% cnf(195123384,plain,(~rf(y_nn_1(y_nn_1(i2003_11_14_17_21_37349)),A)|$equal(A,y_nn_1(i2003_11_14_17_21_37349))),inference(resolution,[status(thm)],[171809944,180350488]),[]).
% 
% fof(cd_substitution_1,plain,(~$equal(B,A)|~cd(A)|cd(B)),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171501584,plain,(~$equal(B,A)|~cd(A)|cd(B)),inference(rewrite,[status(thm)],[cd_substitution_1]),[]).
% 
% cnf(177446920,plain,(cd(y_nn_1(i2003_11_14_17_21_37349))),inference(resolution,[status(thm)],[171801144,177418240]),[]).
% 
% cnf(177517864,plain,(~$equal(A,y_nn_1(i2003_11_14_17_21_37349))|cd(A)),inference(resolution,[status(thm)],[171501584,177446920]),[]).
% 
% fof(axiom_4,plain,(((~ccxcomp(A)|ra_px1(A,y0_nn_1(A)))&(ccxcomp(A)|~ra_px1(A,C)))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171738856,plain,(~ccxcomp(A)|ra_px1(A,y0_nn_1(A))),inference(rewrite,[status(thm)],[axiom_4]),[]).
% 
% fof(axiom_3,plain,(((~cc(A)|~ra_px1(A,B))&(cc(A)|ra_px1(A,y(A,B))))),file('/home/graph/tptp/TSTP/PreparedTPTP/tptp---none/KRS/KRS117+1.tptp',unknown),[]).
% 
% cnf(171722600,plain,(~cc(A)|~ra_px1(A,B)),inference(rewrite,[status(thm)],[axiom_3]),[]).
% 
% cnf(178238160,plain,(~ccxcomp(A)|~cc(A)),inference(resolution,[status(thm)],[171738856,171722600]),[]).
% 
% cnf(171775432,plain,(cc(A)|~cd(A)),inference(rewrite,[status(thm)],[axiom_5]),[]).
% 
% cnf(178311104,plain,(~ccxcomp(A)|~cd(A)),inference(resolution,[status(thm)],[178238160,171775432]),[]).
% 
% cnf(171758712,plain,(ccxcomp(y_nn_1(A))|~cd(A)),inference(rewrite,[status(thm)],[axiom_5]),[]).
% 
% cnf(178425688,plain,(~cd(y_nn_1(A))|~cd(A)),inference(resolution,[status(thm)],[178311104,171758712]),[]).
% 
% cnf(180436040,plain,(~cd(y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349))))),inference(resolution,[status(thm)],[180283576,178425688]),[]).
% 
% cnf(182097248,plain,(~$equal(y_nn_1(y_nn_1(y_nn_1(i2003_11_14_17_21_37349))),y_nn_1(i2003_11_14_17_21_37349))),inference(resolution,[status(thm)],[177517864,180436040]),[]).
% 
% cnf(contradiction,plain,$false,inference(forward_subsumption_resolution__resolution,[status(thm)],[180393944,195123384,182097248]),[]).
% 
% END OF PROOF SEQUENCE
% faust: ../JJParser/Signature.c:39: void FreeSignatureList(SymbolNodeType**): Assertion `(*Symbols)->NumberOfUses == 0' failed.
% 
%------------------------------------------------------------------------------